net: fec: consistently use lower case chars as hex digits
net: fec: consistently use lower case chars as hex digits

Signed-off-by: Lothar Waßmann <ba70e185ad5f8bd89713de0ae0734e59d08b9ad3@KARO-electronics.de>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs